class Error(Exception):
    pass

class UnknownResource(Error):
    def __init__(self, path):
        self.path = path
    
    def __str__(self):
        msg = "No such file or directory: '%s'" % (self.path)
        return repr(msg)
    
        #raise IOError("[Error 2] No such file or directory: '%s'" % (resource_path))
